As Play School approaches its 50th year of entertaining and educating generations of Australian children, a very special birthday exhibition is launched at the National Museum.

The National Federation of State High School Associations has mandated that officials use a 40-second play clock as opposed to the 25-second play clock in years prior.

The Play School windows hold a very special place in everyone's heart, ... It’s 12 o’clock on the Rocket Clock, ... The Only Good ‘Thomas & Friends’ Train Is Gordon.